管理学 数据字典 释 data dictionary 数据字典 对数据流程图中数据项、数据结构、数据流、处理逻辑、数据存储和外部实体进行定义和描述的工具。是系统设计阶段数据库设计的重要依据、信息系统分析阶段的重要工具。 理学 数据库运行管理 释 data dictionary 数据字典 有关数据库系统中各种数据的描述信息和控制信息的集合，而不是数据本身。又称描述数据库或元数据库。
数据库 数据库管理系统及其实现技术 释文 data dictionary, DD 数据字典
- three-dimensional(3D) seismic exploration
- three-dimensional acoustic logging
- three-dimensional algebraic variety
- three-dimensional analysis
- three-dimensional animation
- three-dimensional appeal
- three-dimensional bio-printing for tactical comba casualty repair
- three-dimensional Bravais lattice
- three dimensional city model
- three dimensional cloud model
- three-dimensional computer-aided design
- three-dimensional control measurement
- three dimensional control network
- three dimensional control point
- three dimensional diffraction
- three-dimensional diffraction
- three-dimensional digital anatomy of visible heart
- three-dimensional digital anatomy of visible liver
- three-dimensional digitizer
- three-dimensional digitizer, 3D digitizer
- three-dimensional display
- three-dimensional display device
- three-dimensional display device, 3D display device
- three-dimensional electrode
- three dimensional flash memory